Note 1/10/2012: If one uses an IDE such as Code::Blocks (www.codeblocks.org), SHAPEFS should be mostly platform independent, much like GIMP itself. Sincere apologies to any users attempting to use this plug-in. Life intervened between the time I created this and today. I'll take your advise and insure that any future versions come with the correct configure scripts as with other Linux source packages.
A set of gradients for toning B&W photos. New are multi-colored toning gradients (thanks Ron Antonishen for the conversion script), and 3 Albubum print gradients. Instructions for use are in the README file.
Amazing Circle technique with advanced options. Includes options to choose border colour (or calculate from border average), border size and vignetting effect, whirl/pinch distortion, alternate circle method, plus optional drop shadow & shading.